package com.example.day1.config;

        import com.example.day1.mapper.JacksonObjectMapper;
        import lombok.extern.slf4j.Slf4j;
        import org.springframework.context.annotation.Configuration;
        import org.springframework.http.converter.HttpMessageConverter;
        import org.springframework.http.converter.json.MappingJackson2HttpMessageConverter;
        import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
        import org.springframework.web.servlet.config.annotation.WebMvcConfigurationSupport;

        import java.util.List;

@Slf4j
@Configuration
public class WebMvcConfig extends WebMvcConfigurationSupport
{
    @Override
    protected void addResourceHandlers(ResourceHandlerRegistry registry) {
        registry.addResourceHandler("/backend/**").addResourceLocations("classpath:/backend/");
        registry.addResourceHandler("/front/**").addResourceLocations("classpath:/front/");
        log.info("配置静态资源器,配置指定的静态资源的访问方式");
    }



    /**
     *
     * @param converters//扩展mvc框架的消息转换器
     */
    @Override
    protected void extendMessageConverters(List<HttpMessageConverter<?>> converters) {
        //创建消息转换器对象
        MappingJackson2HttpMessageConverter mappingJackson2HttpMessageConverter = new MappingJackson2HttpMessageConverter();
        //设置对象转换器
        mappingJackson2HttpMessageConverter.setObjectMapper(new JacksonObjectMapper());
        converters.add(0,mappingJackson2HttpMessageConverter);

    }
}
